js delete without changing index

Dizzy Dunlin answered on May 4, 2022 Popularity 3/10 Helpfulness 1/10

answer js delete without changing index

js delete without changing index

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var users = {};

users[1] = 'user 1';
users[2] = 'user 2';

delete users[1];
alert(users[2]);        // alerts "user 2"
alert(typeof users[1]); // alerts "undefined"

Popularity 3/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: javascript

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Contributed on May 04 2022

Dizzy Dunlin

0 Answers Avg Quality 2/10

js delete without changing index

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